Revert accidental change to @async flag.
Revert accidental change to @async flag.

--HG--
branch : 1.1

mono/nuget,ctaggart/nuget,jholovacs/NuGet,rikoe/nuget,jmezach/NuGet2,anurse/NuGet,mrward/nuget,chocolatey/nuget-chocolatey,RichiCoder1/nuget-chocolatey,jholovacs/NuGet,oliver-feng/nuget,ctaggart/nuget,xoofx/NuGet,pratikkagda/nuget,mrward/nuget,indsoft/NuGet2,xoofx/NuGet,akrisiun/NuGet,rikoe/nuget,alluran/node.net,OneGet/nuget,OneGet/nuget,jmezach/NuGet2,OneGet/nuget,antiufo/NuGet2,indsoft/NuGet2,zskullz/nuget,chocolatey/nuget-chocolatey,mono/nuget,ctaggart/nuget,jmezach/NuGet2,atheken/nuget,indsoft/NuGet2,alluran/node.net,mrward/nuget,antiufo/NuGet2,dolkensp/node.net,dolkensp/node.net,oliver-feng/nuget,mrward/nuget,mrward/NuGet.V2,anurse/NuGet,GearedToWar/NuGet2,rikoe/nuget,mrward/NuGet.V2,dolkensp/node.net,GearedToWar/NuGet2,rikoe/nuget,RichiCoder1/nuget-chocolatey,alluran/node.net,themotleyfool/NuGet,jholovacs/NuGet,GearedToWar/NuGet2,antiufo/NuGet2,mrward/NuGet.V2,mrward/NuGet.V2,oliver-feng/nuget,ctaggart/nuget,zskullz/nuget,chester89/nugetApi,indsoft/NuGet2,mrward/nuget,OneGet/nuget,GearedToWar/NuGet2,kumavis/NuGet,mono/nuget,antiufo/NuGet2,chocolatey/nuget-chocolatey,pratikkagda/nuget,themotleyfool/NuGet,mono/nuget,oliver-feng/nuget,mrward/NuGet.V2,alluran/node.net,GearedToWar/NuGet2,akrisiun/NuGet,jmezach/NuGet2,RichiCoder1/nuget-chocolatey,antiufo/NuGet2,xoofx/NuGet,atheken/nuget,themotleyfool/NuGet,oliver-feng/nuget,pratikkagda/nuget,mrward/NuGet.V2,chocolatey/nuget-chocolatey,chocolatey/nuget-chocolatey,chester89/nugetApi,dolkensp/node.net,jholovacs/NuGet,xoofx/NuGet,indsoft/NuGet2,jmezach/NuGet2,oliver-feng/nuget,xero-github/Nuget,xoofx/NuGet,zskullz/nuget,mrward/nuget,GearedToWar/NuGet2,RichiCoder1/nuget-chocolatey,zskullz/nuget,RichiCoder1/nuget-chocolatey,jmezach/NuGet2,jholovacs/NuGet,RichiCoder1/nuget-chocolatey,pratikkagda/nuget,jholovacs/NuGet,pratikkagda/nuget,chocolatey/nuget-chocolatey,pratikkagda/nuget,antiufo/NuGet2,kumavis/NuGet,xoofx/NuGet,indsoft/NuGet2